B9304 Просмотр технического описания (PDF) - EPCOS AG
Номер в каталоге
Компоненты Описание
производитель
B9304 Datasheet PDF : 12 Pages
| |||
SAW Components
SAW Rx 2in1 filter
Data sheet
Characteristics of Filter 1 (GSM850)
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
B9304
881.5 & 942.5 MHz MHz
T = –10 ˚C to +85 ˚C
ZS = 50 Ω
ZL = 100 Ω
Center frequency
min. typ. max.
@ 25 ˚C
fC
— 881.5 — MHz
Maximum insertion attenuation
αmax
869.0 ... 894.0 MHz
—
1.3
2.11) dB
Amplitude ripple (p-p)
∆α
869.0 ... 894.0 MHz
—
0.7
1.4 dB
Input VSWR
869.0 ... 894.0 MHz
—
1.7
2.1
Output VSWR
869.0 ... 894.0 MHz
—
1.8
2.2
Output amplitude balance (|S31/S21|)
869.0 ... 894.0 MHz
–1.0 –0.5/0.5 1.0 dB
Output phase balance (φ(S31) – φ(S21)+180˚)
869.0 ... 894.0 MHz
–5 –2.0/2.0 5 ˚
Common mode suppression
Scs21
869.0 ... 894.0 MHz
20
27
— dB
824.0 ... 995.0 MHz
20
25
— dB
1648.0 ... 1990.0 MHz
20
40
— dB
3296.0 ... 3980.0 MHz
20
33
— dB
Inter band isolation
α
925.0 ... 960.0 MHz
35
44
— dB
Attenuation
0.3
480.0
824.0
914.0
1738.0
2400.0
2500.0
6000.0
α
... 480.0 MHz
... 824.0 MHz
... 849.0 MHz
... 1738.0 MHz
... 2400.0 MHz
... 2500.0 MHz
... 6000.0 MHz
... 12750.02) MHz
45
54
— dB
30
35
— dB
23
35
— dB
23
25
— dB
30
52
— dB
40
50
— dB
30
45
— dB
20
32
— dB
1) 2.5 dB max at -30 ˚C ... -10 ˚C and 85 ˚C ... 95 ˚C
2) values based on measurement data on PCB layout given in document “Test PWB and electrical
verification methods”, dated 11.04.2005; they may vary with different PCB layout
Please read cautions and warnings and
important notes at the end of this document.
3 April 24, 2006
Share Link: 